"The only thing that is truly boundless is the human spirit."
“唯一真正无边无际的是人类精神。”
不经历风雨,怎么见彩虹。
The uniformity of the hybrids in the first generation, the dissimilarity in the second, are facts which cannot escape the attention of an accurate observer.
"The key to success is to focus on goals, not obstacles."
The universe is not just a collection of stars and galaxies; it's a complex web of interactions and phenomena that we are only beginning to understand.